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Enable strict math, adjust vector conversions.

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Skyth
2024-09-22 23:54:17 +03:00
parent 1914b941a2
commit ad4e6b010e
3 changed files with 25 additions and 26 deletions
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36
PowerUtils/ppc_context.h
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@@ -461,7 +461,7 @@ inline uint8_t VectorShiftTableR[] =
inline __m128i _mm_adds_epu32(__m128i a, __m128i b)
{
return _mm_add_epi32(_mm_min_epu32(a, _mm_xor_si128(b, _mm_cmpeq_epi32(b, b))), b);
return _mm_add_epi32(a, _mm_min_epu32(_mm_xor_si128(a, _mm_cmpeq_epi32(a, a)), b));
}
inline __m128i _mm_avg_epi8(__m128i a, __m128i b)
@@ -476,13 +476,16 @@ inline __m128i _mm_avg_epi16(__m128i a, __m128i b)
return _mm_xor_si128(c, _mm_avg_epu16(_mm_xor_si128(c, a), _mm_xor_si128(c, b)));
}
inline __m128 _mm_cvtepu32_ps_(__m128i v)
inline __m128 _mm_cvtepu32_ps_(__m128i src1)
{
__m128i v2 = _mm_srli_epi32(v, 1);
__m128i v1 = _mm_sub_epi32(v, v2);
__m128 v2f = _mm_cvtepi32_ps(v2);
__m128 v1f = _mm_cvtepi32_ps(v1);
return _mm_add_ps(v2f, v1f);
__m128i xmm1 = _mm_add_epi32(src1, _mm_set1_epi32(127));
__m128i xmm0 = _mm_slli_epi32(src1, 31 - 8);
xmm0 = _mm_srli_epi32(xmm0, 31);
xmm0 = _mm_add_epi32(xmm0, xmm1);
xmm0 = _mm_srai_epi32(xmm0, 8);
xmm0 = _mm_add_epi32(xmm0, _mm_set1_epi32(0x4F800000));
__m128 xmm2 = _mm_cvtepi32_ps(src1);
return _mm_blendv_ps(xmm2, _mm_castsi128_ps(xmm0), _mm_castsi128_ps(src1));
}
inline __m128i _mm_perm_epi8_(__m128i a, __m128i b, __m128i c)
@@ -504,19 +507,14 @@ inline __m128i _mm_cmpgt_epu16(__m128i a, __m128i b)
return _mm_cmpgt_epi16(_mm_xor_si128(a, c), _mm_xor_si128(b, c));
}
inline __m128i _mm_vctsxs(__m128 a)
inline __m128i _mm_vctsxs(__m128 src1)
{
__m128i result = _mm_cvttps_epi32(a);
__m128 max_val = _mm_set1_ps(2147483648.0f);
__m128 cmp_mask = _mm_cmpgt_ps(a, max_val);
result = _mm_xor_si128(result, _mm_castps_si128(cmp_mask));
__m128 ord_mask = _mm_cmpord_ps(a, a);
result = _mm_and_si128(result, _mm_castps_si128(ord_mask));
return result;
__m128 xmm2 = _mm_cmpunord_ps(src1, src1);
__m128i xmm0 = _mm_cvttps_epi32(src1);
__m128i xmm1 = _mm_cmpeq_epi32(xmm0, _mm_set1_epi32(INT_MIN));
xmm1 = _mm_andnot_si128(_mm_castps_si128(src1), xmm1);
__m128 dest = _mm_blendv_ps(_mm_castsi128_ps(xmm0), _mm_castsi128_ps(_mm_set1_epi32(INT_MAX)), _mm_castsi128_ps(xmm1));
return _mm_andnot_si128(_mm_castps_si128(xmm2), _mm_castps_si128(dest));
}
inline __m128i _mm_vsr(__m128i a, __m128i b)